package PTA;
import java.util.*;
public class Test_6 {
    public static void main(String[] args)  {
        Map<String,String>mp=new HashMap<String,String>();
        Scanner scan=new Scanner(System.in);
        /* 请在这里填写答案 */
        String poem = scan.next();
        mp.put("春晓","春眠不觉晓，处处闻啼鸟。夜来风雨声，花落知多少。");
        mp.put("静夜思","床前明月光，疑是地上霜。举头望明月，低头思故乡。");
        mp.put("咏鹅","鹅鹅鹅，曲项向天歌。白毛浮绿水，红掌拨清波。");
        System.out.println(mp.get(poem));
        Set<String> key = mp.keySet();
        Collection<String> value = mp.values();
        Iterator<String> i1 = value.iterator();
        Iterator<String> i2 = key.iterator();
        while(i1.hasNext()) {
            String v = i1.next();
            String k = i2.next();
            System.out.println(k+"---"+v);
        }
    }
}
